Email login Difficulties

Hello,

I recently forgot my password for my yahoo account ***@*** and have been trying to access my account on my new i phone and my new Lg nexus 5x. I can now remember my password but no longer have my old number - removed by moderator. also my recovery email- ***@*** is my partners but she cannot remember her answer to the security question. it obviously does not recognise my new devise. my new number is removed by moderator. i am in urgent need to access my mail asap as i have important emails i am awaiting, please could you help